HUF76419D3STR4921

Single FETs, MOSFETs Overview

The HUF76419D3STR4921 is an N-Channel Logic Level UltraFET Power MOSFET manufactured by Fairchild Semiconductor. It features a 60V drain-source voltage rating and supports a continuous drain current of 20A at case temperature. The device exhibits a low on-resistance of 0.043 Ohms, facilitating efficient power switching. It is housed in a surface-mount TO-252 (DPAK) package with a thermal resistance capability of 75W at case temperature.

Single FETs, MOSFETs Feature Summary

• N-Channel logic level configuration for direct drive compatibility
• UltraFET technology for enhanced performance
• Surface mount DPAK packaging for automated assembly

Single FETs, MOSFETs Applications

• DC-DC converter circuits
• Power management modules
• Load switching applications

Single FETs, MOSFETs Procurement Notes

This component is officially discontinued and obsolete by Fairchild Semiconductor. Verify availability through authorized distributors or secondary markets. Confirm the specific suffix matches required specifications as legacy documentation may vary. Ensure compliance with RoHS directives if applicable to your design constraints before finalizing procurement decisions.

Single FETs, MOSFETs Selection Notes

Select this part for low-voltage, high-current switching requirements where compact surface-mount integration is necessary. The 60V rating suits automotive and industrial DC systems. Evaluate thermal management needs due to the 20A current capacity. Consider end-of-life status when designing for long-term production runs requiring supply chain stability.

Single FETs, MOSFETs Part Context

Fairchild Semiconductor's UltraFET series targets high-efficiency power conversion. This model represents a discrete solution within their MOSFET portfolio, designed for applications demanding low conduction losses. The TO-252 package provides a balance between thermal dissipation and board space efficiency for consumer and industrial electronics.

Single FETs, MOSFETs Replacement Considerations

Verify cross-reference compatibility with other 60V, 20A N-Channel MOSFETs in TO-252 packages. Check pinout alignment and thermal characteristics against potential substitutes from ON Semiconductor or other manufacturers to ensure functional equivalence in existing circuit designs.